https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115528
--- Comment #27 from Jürgen Reuter <juergen.reuter at desy dot de> --- (In reply to Jürgen Reuter from comment #26) > (In reply to Richard Biener from comment #24) > > (In reply to Jürgen Reuter from comment #23) > > > Created attachment 58486 [details] > > > Shorter reproducer > > > > > > This is a shorter reproducer, two files of a few hundred lines each. It > > > seems that the problem with the vectorization appears only if the call and > > > the double do loop are in two different files. > > > > Thanks, but see comment#21 where I already reduced a testcase. I've posted > > a fix already at > > https://gcc.gnu.org/pipermail/gcc-patches/2024-June/655376.html > > So your reproducer doesn't segfault with the corresponding commit, it just > produces wrong code, right? Ok, forgot the -fno-inline. I really need to focus on the whole content. :(